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Cop 102: Computer Architecture Question Paper

Cop 102: Computer Architecture

Course:Bachelor Of Science In Computer Science

Institution: The Presbyterian University Of East Africa question papers

Exam Year:2016

PRESBYTERIAN UNIVERSITY OF EAST AFRICA
NAKURU TOWN CAMPUS
COP 102: COMPUTER ARCHITECTURE EXAM

QUESTION ONE (30 MARKS)
a) Define the following terms as used in computer architecture (10 marks)
i. Bus
ii. Opcode
iii. Memory
iv. Address
v. Register
b) Using a well labelled diagram, briefly describe the Von Neumann Architecture (10 marks)
c) Explain the structure of a machine language instruction (5 marks)
d) How does the control unit execute instructions? (5 marks)
QUESTION TWO (15 MARKS)
a) Outline the differences between CISC and RISC (9 marks)
b) State and explain the limitations of the I/O subsystem (6 marks)

QUESTION THREE (15 MARKS)
a) Discuss the five levels of the memory Hierarchy (10 marks)
b) What is an instruction set? Explain using examples (5 marks)

QUESTION FOUR (15 MARKS)
a) Briefly explain the instruction types found in the instruction set citing examples (10 marks)
b) State and explain any 5 addressing modes. (5 marks)

QUESTION FIVE (15 MARKS)
a) Define the following terms (5 marks)
i. Low Order byte
ii. Byte Addressable memory
b) Briefly describe the memory subsystem (10 marks)

Cop 102: Computer Architecture Question Paper

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